CN102247215B - Thermoplastic metal mesh-shaped dental department impression box labrum tray and manufacture technology thereof - Google Patents
Thermoplastic metal mesh-shaped dental department impression box labrum tray and manufacture technology thereof Download PDFInfo
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- CN102247215B CN102247215B CN 201110085209 CN201110085209A CN102247215B CN 102247215 B CN102247215 B CN 102247215B CN 201110085209 CN201110085209 CN 201110085209 CN 201110085209 A CN201110085209 A CN 201110085209A CN 102247215 B CN102247215 B CN 102247215B
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Abstract
The invention relates to a thermoplastic metal mesh-shaped dental department impression box labrum tray and a manufacture technology thereof. The thermoplastic metal mesh-shaped dental department labrum tray is characterized by comprising a metal mesh tray, wherein the rear end of the back of the bottom surface of the metal mesh tray is connected with a handle; the metal mesh tray is a U-shaped bent groove capable of containing a low dental arch and comprises a U-shaped bottom surface, an inner frame and an outer frame; the inner frame and the outer frame are folded along the inner edge and outer edge of the bottom surface; the middle of the outer frame is provided with a notch; the height of the outer frame is decreased progressively from two sides of the notch to the front ends of two sides of the tray; the metal mesh tray is evenly provided with grid holes; the inner frame, outer frame and bottom surface front end edge of the U-shaped bent groove of the metal mesh tray are all provided with metal pressing edges which are connected into a line; and the outer surface of the metal mesh tray and the outer surface of the handle are coated with thermoplastic layers. The thermoplastic metal mesh-shaped dental department labrum tray has the advantages of reasonable structural shape arrangement, reasonable material selection and manufacture technology and low manufacture cost, and is convenient and comfortable to use, and the obtained dental department impression box has clear and accurate tooth print.
Description
Technical field
The present invention relates to a kind of dentist making the constantly instrument of usefulness of tooth mould, be specifically related to a kind of thermoplastic metal net-shaped dental impression lower jaw tray and processing technology thereof.
Background technology
Dental impression tray is the instrument that the dentist uses when making artificial tooth to the tooth patient.Owing to the reason such as designing and producing, have that the product structure shape is unreasonable, modeling composition and trays is insecure, pallet is located inaccurate and dental impression silica precision, patient that affect made have the problems such as sense of discomfort in use when using in the patient oral cavity in the dental impression tray of using in the market; In addition, it is reasonable not also to exist with material, the problem that processing technology is comparatively complicated.
Summary of the invention
Technical problem to be solved by this invention is a kind of thermoplastic metal net-shaped dental impression lower jaw tray and the processing technology thereof that provides for the deficiencies in the prior art, it not only planform arrange rationally, accurate positioning and be combined firmly with the mould material in the oral cavity, the dentistry die quality that makes is good, and selection and processing technology are more reasonable.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
Thermoplastic metal net-shaped dental impression lower jaw tray, include the wire netting pallet, the rear end, back of wire netting tray bottom surface is connected with handle, described wire netting pallet be can accommodating lower dental arch the curved groove of " U " type, comprise " U " type bottom surface and interior frame and the outer rim turned up along outer edge in the bottom surface, the outer rim middle part is provided with recess, and the height of outer rim successively decreases from recess two side direction pallet both sides front ends, be evenly distributed with grid hole on the wire netting pallet, the interior frame of the curved groove of described wire netting pallet " U " type, outer rim and bottom surface front end edge are along being equipped with the metal flanging and being connected to line, and the outer surface of described wire netting pallet and handle is coated with thermoplastic layer.
Press such scheme, the lingual frenum place, corresponding oral cavity, interior frame middle part of the curved groove of described wire netting pallet " U " type is provided with " U " type breach; The degree of depth of " U " type breach is 10 ± 2mm." U " type breach of herein setting up can make patient's lingual frenum in use not have constriction and pain, uses comfortable.
Press such scheme, the curved groove bottom of described " U " type termination is angle, and angle is from inside to outside towards rear-inclined; The outer rim of the curved groove of described " U " type is vertical with the bottom surface, and the angle of interior frame and bottom surface is 95-110 °, relatively U " the curved groove bottom flare of type; The outer rim of the curved groove of described wire netting pallet " U " type middle part is provided with the increasing mesh, and described increasing mesh is 6, and the increasing mesh that arranges in wire netting outer rim middle part overflows in the time of can impelling modeling composition in molding from the side, and damage model when avoiding delivery; Both sides, the curved groove bottom front end back of described " U " type are laid with respectively 1 finger touch projection.The finger touch projection of this back, thermoplastic metal net-shaped dental impression lower jaw tray bottom surface front end setting can make the dentist pass through the finger touch projection dens supporter is accurately located in the patient oral cavity, and help the dentist to the pallet application of force, thereby make the tooth section die teeth mark that makes more clear, accurate.
Press such scheme, described handle is " Y " font handle, be made of metal, and the crotch of " Y " font handle and the welding of wire netting pallet, weld is provided with the modeling composition overfolw hole; Described modeling composition overfolw hole is 4.So, make handle and pallet firm welding, and the modeling composition overfolw hole of weld setting and the grid hole on the wire netting pallet can make modeling composition and trays firm.
Press such scheme, the metal flanging of outer edge is the fairing arc line shaped in the described wire netting pallet, makes this tooth section die wire netting dens supporter suitable for reading use comfortable.
Press such scheme, described wire netting pallet is formed by the wire netting compacting, and the wire netting mesh is rhombus, and the mesh area accounts for more than 50% of total surface area, and every square centimeter grid hole number is 5～8.
The processing technology of thermoplastic metal net-shaped dental impression lower jaw tray of the present invention may further comprise the steps:
Press the flat shape stamping-out wire netting plane material that the metal wire tray launches;
Press the flat edge of metal wire tray expansion along shape stamping-out metal flanging frame, metal flanging frame edgewise frame outer edge arranges the flanging that the right angle is turned up, and frame outer edge and material edge, wire netting plane match;
The wire netting plane of blank-forming material is placed in the metal flanging frame, then precompressed, claps, make metal flanging edging moulding, again with wire netting plane material with metal flanging weld mutually, make them be linked into one, formation wire netting holding tray surface material;
The all-in-one-piece wire netting holding tray surface material that will link is compressing for being the wire netting pallet of the curved groove shape of " U " type;
The handle of blanking forming and the wire netting pallet of molding are welded mutually;
Carry out at last surface plastic coating, obtain thermoplastic metal net-shaped dental impression lower jaw tray through fluidization treatment.
Press such scheme, described metal flanging frame is compressing in two steps, and first step stamping-out becomes the flat shape that the wire netting pallet launches and is with flanging, and second step rushes mesopore, makes the metal flanging frame at the edge such as its one-tenth.
Press such scheme, the heating-up temperature of workpiece is (400+ room temperature ± 10) ℃ in the described plastic-coated fluidization treatment step, and workpiece heat time heating time is 12 ± 2 minutes, and the bread time is more than 1 minute, and stream temperature is 120 ± 5 ℃, and the fluidisation time is 8 ± 2 minutes.
Press such scheme, when carrying out plastic-coated, fluidization treatment, increase tray edge thickness 1～3mm, make tray edge round and smooth.
The preparation technology of this thermoplastic metal net-shaped dental impression lower jaw tray is by adopting spot-welded on so that the Pallet side frame difficult drop-off Pallet side frame and pallet net; Handle and pallet are adopted spot-welded on; so that handle and pallet anastomose close firmly; stretching resistance can reach more than the 30K; handle is difficult for loosening or comes off, and by whole tray surface is carried out plastic-coated, fluidization treatment, can form tight protecting film on the wire netting surface; it can prevent that pallet from getting rusty on the one hand; carrying out plastic-coated, fluidization treatment at tray surface on the other hand can increase tray edge thickness and (reach 1～3mm), make tray edge round and smooth, thereby improve patient's comfort level in use.
Beneficial effect of the present invention:
(1) planform arranges rationally, and is easy to use, comfortable.
(2) this thermoplastic metal net-shaped dental impression lower jaw tray eyelet is large, perforation density large (the mesh area accounts for more than 50% of total surface area), modeling composition and trays are firm, and pallet accurate positioning in the patient oral cavity, and the tooth section die teeth mark that makes is clear, accurate.
(3) selection and processing technology are reasonable, and cost of manufacture is low.
Description of drawings
Fig. 1 and Fig. 2 are the structural representation of thermoplastic metal net-shaped dental impression lower jaw tray.
Fig. 3 is the schematic flow sheet of the processing technology of thermoplastic metal net-shaped dental impression lower jaw tray.
The specific embodiment
Further specify summary of the invention of the present invention below in conjunction with accompanying drawing.
Thermoplastic metal net-shaped dental impression lower jaw tray, include the handle (2) that wire netting pallet (1) is connected with wire netting tray bottom surface back, described wire netting pallet be can accommodating lower dental arch the curved groove of " U " type, comprise " U " type bottom surface and interior frame and the outer rim turned up along outer edge in the bottom surface, the outer rim of the curved groove of " U " type is vertical with the bottom surface, the middle part is provided with recess and 6 increasing mesh (8), and the outer rim height successively decreases from recess two side direction pallet both sides front ends, the interior frame of the curved groove of " U " type and the angle of bottom surface are 95-110 °, relative U " the curved groove bottom flare of type; lingual frenum place, corresponding oral cavity, interior frame middle part is provided with " U " type breach (7); the degree of depth of " U " type breach is 10 ± 2mm; the interior frame of the curved groove of " U " type; outer rim and bottom surface front end edge are along being equipped with the metal flanging and being connected to line; the curved groove bottom of " U " type termination is angle, angle is from inside to outside towards rear-inclined, the both sides, back of the curved groove bottom front end of " U " type are laid with respectively 1 finger touch projection (3), the metal flanging of outer edge is the fairing arc line shaped in the wire netting pallet, the wire netting pallet is formed by the wire netting compacting, wire netting mesh (4) is rhombus, the mesh area accounts for more than 50% of total surface area, and every square centimeter grid hole number is 5-8; Described handle is " Y " font handle, be made of metal, the crotch of " Y " font handle and the welding of wire netting pallet, weld evenly is laid with 4 modeling composition overfolw holes (5), handle is provided with the hole (6) of the product type that shapes of expression, and the outer surface of described wire netting pallet and handle is coated with thermoplastic layer.
The processing technology of thermoplastic metal net-shaped dental impression lower jaw tray of the present invention may further comprise the steps:
Adopt the A3 punching block net of 8mm * 4mm * 0.5mm * 0.5mm to press the flat shape stamping-out wire netting plane material that the metal wire tray launches;
Adopt the A3 hot rolled steel plate of thickness 0.25mm to press the flat edge of metal wire tray expansion along shape stamping-out metal flanging frame, metal flanging frame edgewise frame outer edge arranges the flanging that the right angle is turned up, frame outer edge and material edge, wire netting plane match, concrete steps are: first step stamping-out becomes the flat shape of wire netting pallet expansion and is with flanging, second step rushes mesopore, makes the metal flanging frame at the edges such as its one-tenth;
The wire netting plane of blank-forming material is placed in the metal flanging frame, then precompressed, clap, make metal flanging edging moulding, control again welding parameter, see Table 1, the wire netting plane is expected that flanging is welded mutually with metal, make them be linked into one, consist of wire netting holding tray surface material;
The all-in-one-piece wire netting holding tray surface material that will link is compressing for being the wire netting pallet of the curved groove shape of " U " type;
The control welding parameter sees Table 1, and the handle of blanking forming and the wire netting pallet of molding are welded mutually;
The parameter of last control surface plastic-coated processing and fluidization treatment sees Table 2, adopts the polythene thermoplastic powder to carry out surface plastic coating, obtains the thermoplastic metal net-shaped dental impression lower jaw tray of tray edge thickness 1～3mm through fluidization treatment again.
Table 1 solder technology parameter
| The operation title | Electric current/mA | Weld interval/s | Electric current contact surface diameter/mm | Solder joint centre distance/mm |
| The welding of Pallet side frame and trawlnet | 15 | 0.5±0.005 | φ5±0.5 | 20±2mm |
| The welding of pallet and handle | 20 | 0.8±0.1 | φ5±0.5 | 12±1mm |
Table 2 surface plastic coating, fluidization technique parameter
| Indoor temperature | The workpiece heating-up temperature | Workpiece heat time heating time | The bread time | Stream temperature | The fluidisation temperature retention time |
| 20℃ | 420±10℃ | 12 ± 2 minutes | More than 1 minute | 120±5 |
8 ± 2 minutes |
During use, the dentist at first puts into thermoplastic metal net-shaped dental impression lower jaw tray with modeling composition, and modeling composition is fixed in the pallet by infiltration exactly; Then the dentist is with the hand rest handle of stopping, pallet is put into the patient oral cavity, push down finger touch projection on the thermoplastic metal net-shaped dental impression lower jaw tray with finger, patient's teeth mark is stayed on the plaster model, the dental impression tray that will be printed on again dental cast is taken out from the oral cavity and is got final product.
Claims (10)
1. thermoplastic metal net-shaped dental impression lower jaw tray, it is characterized in that: include the wire netting pallet, the rear end, back of wire netting tray bottom surface is connected with handle, described wire netting pallet be can accommodating lower dental arch the curved groove of " U " type, comprise " U " type bottom surface and interior frame and the outer rim turned up along outer edge in the bottom surface, the outer rim middle part is provided with recess, and the height of outer rim successively decreases from recess two side direction pallet both sides front ends, be evenly distributed with grid hole on the wire netting pallet, the interior frame of the curved groove of described wire netting pallet " U " type, outer rim and bottom surface front end edge are along being equipped with the metal flanging and being connected to line, and the outer surface of described wire netting pallet and handle is coated with thermoplastic layer.
2. thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1 is characterized in that: the lingual frenum place, corresponding oral cavity, interior frame middle part of the curved groove of described wire netting pallet " U " type is provided with " U " type breach: the degree of depth of " U " type breach is 10 ± 2mm.
3. thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1, it is characterized in that: the curved groove bottom of described " U " type termination is angle, and angle is from inside to outside towards rear-inclined; The outer rim of the curved groove of described " U " type is vertical with the bottom surface, and the angle of interior frame and bottom surface is 95-110
o, relative U " and the curved groove bottom flare of type; The outer rim middle part of the curved groove of described wire netting pallet " U " type is provided with the increasing mesh; Both sides, the curved groove bottom front end back of described " U " type are laid with respectively 1 finger touch projection.
4. thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1, it is characterized in that: described handle is " Y " font handle, be made of metal, the crotch of " Y " font handle and the welding of wire netting pallet, weld is provided with the modeling composition overfolw hole; Described modeling composition overfolw hole is 4.
5. thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1 is characterized in that: the metal flanging of outer edge is the fairing arc line shaped in the described wire netting pallet.
6. thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1, it is characterized in that: described wire netting pallet is formed by the wire netting compacting, the wire netting mesh is rhombus, and the mesh area accounts for more than 50% of total surface area, and every square centimeter grid hole number is 5～8.
7. the processing technology of thermoplastic metal net-shaped dental impression lower jaw tray according to claim 1 is characterized in that: may further comprise the steps:
Press the flat shape stamping-out wire netting plane material that the metal wire tray launches;
Press the flat edge of metal wire tray expansion along shape stamping-out metal flanging frame, metal flanging frame edgewise frame outer edge arranges the flanging that the right angle is turned up, and frame outer edge and material edge, wire netting plane match;
The wire netting plane of blank-forming material is placed in the metal flanging frame, then precompressed, clap, metal flanging bound edge is become
Type expects that with the wire netting plane flanging is welded mutually with metal again, makes them be linked into one, consists of wire netting holding tray surface material;
The all-in-one-piece wire netting holding tray surface material that will link is compressing for being the wire netting pallet of the curved groove shape of " U " type;
The handle of blanking forming and the wire netting pallet of molding are welded mutually;
Carry out at last surface plastic coating, obtain thermoplastic metal net-shaped dental impression lower jaw tray through fluidization treatment.
8. the processing technology of thermoplastic metal net-shaped dental impression lower jaw tray according to claim 7, it is characterized in that: described metal flanging frame is compressing in two steps, first step stamping-out becomes the flat shape of wire netting pallet expansion and is with flanging, second step rushes mesopore, makes the metal flanging frame at the edges such as its one-tenth.
9. the processing technology of thermoplastic metal net-shaped dental impression lower jaw tray according to claim 7 is characterized in that: increase tray edge thickness 1 ~ 3mm when carrying out plastic-coated, fluidization treatment, make tray edge round and smooth.
10. the processing technology of thermoplastic metal net-shaped dental impression lower jaw tray according to claim 7, it is characterized in that: the heating-up temperature of workpiece is 420 ± 10 ℃ in the described plastic-coated fluidization treatment step, workpiece heat time heating time is 12 ± 2 minutes, the bread time is more than 1 minute, stream temperature is 120 ± 5 ℃, and the fluidisation time is 8 ± 2 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110085209 CN102247215B (en) | 2011-04-06 | 2011-04-06 | Thermoplastic metal mesh-shaped dental department impression box labrum tray and manufacture technology thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110085209 CN102247215B (en) | 2011-04-06 | 2011-04-06 | Thermoplastic metal mesh-shaped dental department impression box labrum tray and manufacture technology thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102247215A CN102247215A (en) | 2011-11-23 |
| CN102247215B true CN102247215B (en) | 2013-01-02 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103070732B (en) * | 2013-01-31 | 2016-08-03 | 王得聪 | The inlaying method of band torr artificial tooth |
| CN104939939A (en) * | 2015-07-03 | 2015-09-30 | 武汉金光电子器械有限公司 | Multifunctional tray |
| CN107212938A (en) * | 2017-04-05 | 2017-09-29 | 深圳市倍康美医疗电子商务有限公司 | A kind of tooth mould hollow mould and its forming method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9102124U1 (en) * | 1990-02-23 | 1991-05-29 | Minnesota Mining & Mfg. Co., Saint Paul, Minn., Us | |
| KR20080062451A (en) * | 2006-12-29 | 2008-07-03 | 박태순 | Tooth impression tray unit |
| CN201899571U (en) * | 2010-12-13 | 2011-07-20 | 张荣和 | Step type tray |
| CN202086604U (en) * | 2011-04-06 | 2011-12-28 | 武汉金光电子器械有限公司 | Thermoplastic metal net-shaped dental impression lower jaw tray |
-
2011
- 2011-04-06 CN CN 201110085209 patent/CN102247215B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9102124U1 (en) * | 1990-02-23 | 1991-05-29 | Minnesota Mining & Mfg. Co., Saint Paul, Minn., Us | |
| US5040976A (en) * | 1990-02-23 | 1991-08-20 | Minnesota Mining And Manufacturing Company | Expandable dental impression tray |
| KR20080062451A (en) * | 2006-12-29 | 2008-07-03 | 박태순 | Tooth impression tray unit |
| CN201899571U (en) * | 2010-12-13 | 2011-07-20 | 张荣和 | Step type tray |
| CN202086604U (en) * | 2011-04-06 | 2011-12-28 | 武汉金光电子器械有限公司 | Thermoplastic metal net-shaped dental impression lower jaw tray |
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Address after: 430000 Daqiao Road, xingyuanchang village, Daqiao New District, Jiangxia District, Wuhan City, Hubei Province Patentee after: Wuhan Jinguang Medical Technology Co.,Ltd. Address before: 430020 No. 6, Fujia lane, Zhifang street, Jiangxia District, Wuhan City, Hubei Province Patentee before: WUHAN JINGUANG ELECTRONIC APPLIANCES Co.,Ltd. |
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